{
  "cveId": "CVE-2021-46312",
  "url": "https://patchblox.com/security/cve/CVE-2021-46312",
  "summary": "CVE-2021-46312 is fixed in 8 products on 1 platform, first by djview 3.5.28-2ubuntu0.22.04.2, released August 22, 2023. It is not reported as exploited. Patch Radar priority: Routine.",
  "title": "djview3: An issue was discovered IW44EncodeCodec.cpp in djvulibre 3.5.28 in allows attackers to cause a denial of service via...",
  "description": "An issue was discovered IW44EncodeCodec.cpp in djvulibre 3.5.28 in allows attackers to cause a denial of service via divide by zero.",
  "published": "2023-08-22T12:16:00Z",
  "severity": "Low",
  "cvss": 6.5,
  "cvssVector": "CVSS:3.1/AV:N/AC:L/PR:N/UI:R/S:U/C:N/I:N/A:H",
  "epss": 0.01042,
  "epssPercentile": 0.64302,
  "priority": "Routine",
  "priorityTier": 4,
  "exploited": false,
  "vendorExploited": false,
  "disclosed": false,
  "fixes": [
    {
      "platform": "linux",
      "product": "djview",
      "release": "Ubuntu 18.04.6 LTS (bionic)",
      "fixedVersion": "3.5.27.1-8ubuntu0.4\u002Besm1",
      "fix": "djview 3.5.27.1-8ubuntu0.4\u002Besm1",
      "url": "https://patchblox.com/security/fix/linux/ubuntu-bionic-djview-3.5.27.1-8ubuntu0.4-esm1",
      "released": "2025-07-03T17:00:00Z"
    },
    {
      "platform": "linux",
      "product": "djview",
      "release": "Ubuntu 20.04 LTS (focal)",
      "fixedVersion": "3.5.27.1-14ubuntu0.1\u002Besm1",
      "fix": "djview 3.5.27.1-14ubuntu0.1\u002Besm1",
      "url": "https://patchblox.com/security/fix/linux/ubuntu-focal-djview-3.5.27.1-14ubuntu0.1-esm1",
      "released": "2025-07-03T17:00:00Z"
    },
    {
      "platform": "linux",
      "product": "djview",
      "release": "Ubuntu 22.04.1 LTS (jammy)",
      "fixedVersion": "3.5.28-2ubuntu0.22.04.2",
      "fix": "djview 3.5.28-2ubuntu0.22.04.2",
      "url": "https://patchblox.com/security/fix/linux/ubuntu-jammy-djview-3.5.28-2ubuntu0.22.04.2",
      "released": "2023-08-22T12:16:00Z"
    },
    {
      "platform": "linux",
      "product": "djview",
      "release": "Ubuntu 24.04.5 LTS (noble)",
      "fixedVersion": "3.5.28-2ubuntu0.24.04.2",
      "fix": "djview 3.5.28-2ubuntu0.24.04.2",
      "url": "https://patchblox.com/security/fix/linux/ubuntu-noble-djview-3.5.28-2ubuntu0.24.04.2",
      "released": "2023-08-22T12:16:00Z"
    },
    {
      "platform": "linux",
      "product": "djview3",
      "release": "Ubuntu 18.04.6 LTS (bionic)",
      "fixedVersion": "3.5.27.1-8ubuntu0.4\u002Besm1",
      "fix": "djview3 3.5.27.1-8ubuntu0.4\u002Besm1",
      "url": "https://patchblox.com/security/fix/linux/ubuntu-bionic-djview3-3.5.27.1-8ubuntu0.4-esm1",
      "released": "2025-07-03T17:00:00Z"
    },
    {
      "platform": "linux",
      "product": "djview3",
      "release": "Ubuntu 20.04 LTS (focal)",
      "fixedVersion": "3.5.27.1-14ubuntu0.1\u002Besm1",
      "fix": "djview3 3.5.27.1-14ubuntu0.1\u002Besm1",
      "url": "https://patchblox.com/security/fix/linux/ubuntu-focal-djview3-3.5.27.1-14ubuntu0.1-esm1",
      "released": "2025-07-03T17:00:00Z"
    },
    {
      "platform": "linux",
      "product": "djview3",
      "release": "Ubuntu 22.04.1 LTS (jammy)",
      "fixedVersion": "3.5.28-2ubuntu0.22.04.2",
      "fix": "djview3 3.5.28-2ubuntu0.22.04.2",
      "url": "https://patchblox.com/security/fix/linux/ubuntu-jammy-djview3-3.5.28-2ubuntu0.22.04.2",
      "released": "2023-08-22T12:16:00Z"
    },
    {
      "platform": "linux",
      "product": "djview3",
      "release": "Ubuntu 24.04.5 LTS (noble)",
      "fixedVersion": "3.5.28-2ubuntu0.24.04.2",
      "fix": "djview3 3.5.28-2ubuntu0.24.04.2",
      "url": "https://patchblox.com/security/fix/linux/ubuntu-noble-djview3-3.5.28-2ubuntu0.24.04.2",
      "released": "2023-08-22T12:16:00Z"
    },
    {
      "platform": "linux",
      "product": "djvulibre",
      "release": "Debian 12.15 (bookworm)",
      "fixedVersion": "3.5.28-2.2~deb12u1",
      "fix": "DEBIAN-CVE-2021-46312",
      "url": "https://patchblox.com/security/fix/linux/debian-cve-2021-46312",
      "released": "2023-08-22T19:16:21Z"
    },
    {
      "platform": "linux",
      "product": "djvulibre",
      "release": "Debian 13.5 (trixie)",
      "fixedVersion": "3.5.28-2.2",
      "fix": "DEBIAN-CVE-2021-46312",
      "url": "https://patchblox.com/security/fix/linux/debian-cve-2021-46312",
      "released": "2023-08-22T19:16:21Z"
    },
    {
      "platform": "linux",
      "product": "djvulibre",
      "release": "Debian 14",
      "fixedVersion": "3.5.28-2.2",
      "fix": "DEBIAN-CVE-2021-46312",
      "url": "https://patchblox.com/security/fix/linux/debian-cve-2021-46312",
      "released": "2023-08-22T19:16:21Z"
    },
    {
      "platform": "linux",
      "product": "djvulibre-bin",
      "release": "Ubuntu 18.04.6 LTS (bionic)",
      "fixedVersion": "3.5.27.1-8ubuntu0.4\u002Besm1",
      "fix": "djvulibre-bin 3.5.27.1-8ubuntu0.4\u002Besm1",
      "url": "https://patchblox.com/security/fix/linux/ubuntu-bionic-djvulibre-bin-3.5.27.1-8ubuntu0.4-esm1",
      "released": "2025-07-03T17:00:00Z"
    },
    {
      "platform": "linux",
      "product": "djvulibre-bin",
      "release": "Ubuntu 20.04 LTS (focal)",
      "fixedVersion": "3.5.27.1-14ubuntu0.1\u002Besm1",
      "fix": "djvulibre-bin 3.5.27.1-14ubuntu0.1\u002Besm1",
      "url": "https://patchblox.com/security/fix/linux/ubuntu-focal-djvulibre-bin-3.5.27.1-14ubuntu0.1-esm1",
      "released": "2025-07-03T17:00:00Z"
    },
    {
      "platform": "linux",
      "product": "djvulibre-bin",
      "release": "Ubuntu 22.04.1 LTS (jammy)",
      "fixedVersion": "3.5.28-2ubuntu0.22.04.2",
      "fix": "djvulibre-bin 3.5.28-2ubuntu0.22.04.2",
      "url": "https://patchblox.com/security/fix/linux/ubuntu-jammy-djvulibre-bin-3.5.28-2ubuntu0.22.04.2",
      "released": "2023-08-22T12:16:00Z"
    },
    {
      "platform": "linux",
      "product": "djvulibre-bin",
      "release": "Ubuntu 24.04.5 LTS (noble)",
      "fixedVersion": "3.5.28-2ubuntu0.24.04.2",
      "fix": "djvulibre-bin 3.5.28-2ubuntu0.24.04.2",
      "url": "https://patchblox.com/security/fix/linux/ubuntu-noble-djvulibre-bin-3.5.28-2ubuntu0.24.04.2",
      "released": "2023-08-22T12:16:00Z"
    },
    {
      "platform": "linux",
      "product": "djvulibre-desktop",
      "release": "Ubuntu 18.04.6 LTS (bionic)",
      "fixedVersion": "3.5.27.1-8ubuntu0.4\u002Besm1",
      "fix": "djvulibre-desktop 3.5.27.1-8ubuntu0.4\u002Besm1",
      "url": "https://patchblox.com/security/fix/linux/ubuntu-bionic-djvulibre-desktop-3.5.27.1-8ubuntu0.4-esm1",
      "released": "2025-07-03T17:00:00Z"
    },
    {
      "platform": "linux",
      "product": "djvulibre-desktop",
      "release": "Ubuntu 20.04 LTS (focal)",
      "fixedVersion": "3.5.27.1-14ubuntu0.1\u002Besm1",
      "fix": "djvulibre-desktop 3.5.27.1-14ubuntu0.1\u002Besm1",
      "url": "https://patchblox.com/security/fix/linux/ubuntu-focal-djvulibre-desktop-3.5.27.1-14ubuntu0.1-esm1",
      "released": "2025-07-03T17:00:00Z"
    },
    {
      "platform": "linux",
      "product": "djvulibre-desktop",
      "release": "Ubuntu 22.04.1 LTS (jammy)",
      "fixedVersion": "3.5.28-2ubuntu0.22.04.2",
      "fix": "djvulibre-desktop 3.5.28-2ubuntu0.22.04.2",
      "url": "https://patchblox.com/security/fix/linux/ubuntu-jammy-djvulibre-desktop-3.5.28-2ubuntu0.22.04.2",
      "released": "2023-08-22T12:16:00Z"
    },
    {
      "platform": "linux",
      "product": "djvulibre-desktop",
      "release": "Ubuntu 24.04.5 LTS (noble)",
      "fixedVersion": "3.5.28-2ubuntu0.24.04.2",
      "fix": "djvulibre-desktop 3.5.28-2ubuntu0.24.04.2",
      "url": "https://patchblox.com/security/fix/linux/ubuntu-noble-djvulibre-desktop-3.5.28-2ubuntu0.24.04.2",
      "released": "2023-08-22T12:16:00Z"
    },
    {
      "platform": "linux",
      "product": "djvuserve",
      "release": "Ubuntu 18.04.6 LTS (bionic)",
      "fixedVersion": "3.5.27.1-8ubuntu0.4\u002Besm1",
      "fix": "djvuserve 3.5.27.1-8ubuntu0.4\u002Besm1",
      "url": "https://patchblox.com/security/fix/linux/ubuntu-bionic-djvuserve-3.5.27.1-8ubuntu0.4-esm1",
      "released": "2025-07-03T17:00:00Z"
    },
    {
      "platform": "linux",
      "product": "djvuserve",
      "release": "Ubuntu 20.04 LTS (focal)",
      "fixedVersion": "3.5.27.1-14ubuntu0.1\u002Besm1",
      "fix": "djvuserve 3.5.27.1-14ubuntu0.1\u002Besm1",
      "url": "https://patchblox.com/security/fix/linux/ubuntu-focal-djvuserve-3.5.27.1-14ubuntu0.1-esm1",
      "released": "2025-07-03T17:00:00Z"
    },
    {
      "platform": "linux",
      "product": "djvuserve",
      "release": "Ubuntu 22.04.1 LTS (jammy)",
      "fixedVersion": "3.5.28-2ubuntu0.22.04.2",
      "fix": "djvuserve 3.5.28-2ubuntu0.22.04.2",
      "url": "https://patchblox.com/security/fix/linux/ubuntu-jammy-djvuserve-3.5.28-2ubuntu0.22.04.2",
      "released": "2023-08-22T12:16:00Z"
    },
    {
      "platform": "linux",
      "product": "djvuserve",
      "release": "Ubuntu 24.04.5 LTS (noble)",
      "fixedVersion": "3.5.28-2ubuntu0.24.04.2",
      "fix": "djvuserve 3.5.28-2ubuntu0.24.04.2",
      "url": "https://patchblox.com/security/fix/linux/ubuntu-noble-djvuserve-3.5.28-2ubuntu0.24.04.2",
      "released": "2023-08-22T12:16:00Z"
    },
    {
      "platform": "linux",
      "product": "libdjvulibre-text",
      "release": "Ubuntu 18.04.6 LTS (bionic)",
      "fixedVersion": "3.5.27.1-8ubuntu0.4\u002Besm1",
      "fix": "libdjvulibre-text 3.5.27.1-8ubuntu0.4\u002Besm1",
      "url": "https://patchblox.com/security/fix/linux/ubuntu-bionic-libdjvulibre-text-3.5.27.1-8ubuntu0.4-esm1",
      "released": "2025-07-03T17:00:00Z"
    },
    {
      "platform": "linux",
      "product": "libdjvulibre-text",
      "release": "Ubuntu 20.04 LTS (focal)",
      "fixedVersion": "3.5.27.1-14ubuntu0.1\u002Besm1",
      "fix": "libdjvulibre-text 3.5.27.1-14ubuntu0.1\u002Besm1",
      "url": "https://patchblox.com/security/fix/linux/ubuntu-focal-libdjvulibre-text-3.5.27.1-14ubuntu0.1-esm1",
      "released": "2025-07-03T17:00:00Z"
    },
    {
      "platform": "linux",
      "product": "libdjvulibre-text",
      "release": "Ubuntu 22.04.1 LTS (jammy)",
      "fixedVersion": "3.5.28-2ubuntu0.22.04.2",
      "fix": "libdjvulibre-text 3.5.28-2ubuntu0.22.04.2",
      "url": "https://patchblox.com/security/fix/linux/ubuntu-jammy-libdjvulibre-text-3.5.28-2ubuntu0.22.04.2",
      "released": "2023-08-22T12:16:00Z"
    },
    {
      "platform": "linux",
      "product": "libdjvulibre-text",
      "release": "Ubuntu 24.04.5 LTS (noble)",
      "fixedVersion": "3.5.28-2ubuntu0.24.04.2",
      "fix": "libdjvulibre-text 3.5.28-2ubuntu0.24.04.2",
      "url": "https://patchblox.com/security/fix/linux/ubuntu-noble-libdjvulibre-text-3.5.28-2ubuntu0.24.04.2",
      "released": "2023-08-22T12:16:00Z"
    },
    {
      "platform": "linux",
      "product": "libdjvulibre21",
      "release": "Ubuntu 18.04.6 LTS (bionic)",
      "fixedVersion": "3.5.27.1-8ubuntu0.4\u002Besm1",
      "fix": "libdjvulibre21 3.5.27.1-8ubuntu0.4\u002Besm1",
      "url": "https://patchblox.com/security/fix/linux/ubuntu-bionic-libdjvulibre21-3.5.27.1-8ubuntu0.4-esm1",
      "released": "2025-07-03T17:00:00Z"
    },
    {
      "platform": "linux",
      "product": "libdjvulibre21",
      "release": "Ubuntu 20.04 LTS (focal)",
      "fixedVersion": "3.5.27.1-14ubuntu0.1\u002Besm1",
      "fix": "libdjvulibre21 3.5.27.1-14ubuntu0.1\u002Besm1",
      "url": "https://patchblox.com/security/fix/linux/ubuntu-focal-libdjvulibre21-3.5.27.1-14ubuntu0.1-esm1",
      "released": "2025-07-03T17:00:00Z"
    },
    {
      "platform": "linux",
      "product": "libdjvulibre21",
      "release": "Ubuntu 22.04.1 LTS (jammy)",
      "fixedVersion": "3.5.28-2ubuntu0.22.04.2",
      "fix": "libdjvulibre21 3.5.28-2ubuntu0.22.04.2",
      "url": "https://patchblox.com/security/fix/linux/ubuntu-jammy-libdjvulibre21-3.5.28-2ubuntu0.22.04.2",
      "released": "2023-08-22T12:16:00Z"
    },
    {
      "platform": "linux",
      "product": "libdjvulibre21",
      "release": "Ubuntu 24.04.5 LTS (noble)",
      "fixedVersion": "3.5.28-2ubuntu0.24.04.2",
      "fix": "libdjvulibre21 3.5.28-2ubuntu0.24.04.2",
      "url": "https://patchblox.com/security/fix/linux/ubuntu-noble-libdjvulibre21-3.5.28-2ubuntu0.24.04.2",
      "released": "2023-08-22T12:16:00Z"
    }
  ],
  "noFixYet": [],
  "dataAsOf": "2026-11-09T01:18:40Z",
  "attribution": {
    "text": "Data: Patchblox Patch Radar",
    "url": "https://patchblox.com/security/patch-radar",
    "terms": "https://patchblox.com/security/patch-radar/use-the-data"
  }
}